clear_page() translates into memset(*p, 0, PAGE_SIZE) on some
architectures, but on the major architectures it will call
an optimized assembly snippet so use this instead of open
coding a memset().
Signed-off-by: Linus Walleij <linus.walleij(a)linaro.org>
---
drivers/dma-buf/heaps/cma_heap.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/dma-buf/heaps/cma_heap.c b/drivers/dma-buf/heaps/cma_heap.c
index 0df007111975..9eaff80050f2 100644
--- a/drivers/dma-buf/heaps/cma_heap.c
+++ b/drivers/dma-buf/heaps/cma_heap.c
@@ -315,7 +315,7 @@ static struct dma_buf *cma_heap_allocate(struct dma_heap *heap,
while (nr_clear_pages > 0) {
void *vaddr = kmap_local_page(page);
- memset(vaddr, 0, PAGE_SIZE);
+ clear_page(vaddr);
kunmap_local(vaddr);
/*
* Avoid wasting time zeroing memory if the process
---
base-commit: 3a8660878839faadb4f1a6dd72c3179c1df56787
change-id: 20251129-dma-buf-heap-clear-page-248bb236e4c4
Best regards,
--
Linus Walleij <linus.walleij(a)linaro.org>